Penguin Putnam · Square One Publishers · VAK Verlags GmbH
| title | ISBN-13 | year of publica- tion | |
|---|---|---|---|
| Lesen mit Farben | 978-3-932098-03-1 | 1997 | |
| Reading by the Colors | 978-0-399-53156-9 | 2005 | |
| Reading by the Colors | 978-0-399-52736-4 | 2001 | |
| The Irlen Revolution: A Guide to Overcoming Learning Disabilities | 978-0-7570-0236-6 | 2009 |